Element block pseudo-class :active generated with float none box-shadow 1px 1px 1px rgba(0,0,0,0.3) display block height auto margin 0px border-radius line-height 1 text-shadow 1px 1px 1px rgba(0,0,0,0.2) padding 20px background z-index auto overflow hidden font-weight normal box-sizing content-box border 0px rgba(0,0,0,1) solid cursor default width 160px transform font-size 16px transition position static